CVE-2026-50085

Summary

The Aqara Board service (op-test.aqara.com) accepts arbitrary MQTT command payloads, and forwards them to the platfom's HiveMQ broker without authentication. This is an instance of "CWE-306: Missing Authentication for Critical Function" and has an estimated CVSS ofCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L (8.6 High). When combined with CVE-2026-50082, CVE-50083, and CVE-50084, this can lead to a fully unauthenticated, remote takeover of affected devices.

Affected Software

Weaknesses

• CWE-306: CWE-306 Missing authentication for critical function

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: partial

Additional References

• https://github.com/xn0tsa/theres-no-place-like-home

References

• https://github.com/xn0tsa/theres-no-place-like-home
• https://www.runzero.com/advisories/aqara-board-iot-insecure-debug-api-cve-2026-50085

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